Excessive Heat — Tucson Metro Area, Arizona
July 1, 2023 · NOAA Storm Events record
Event narrative (NOAA)
Very hot temperatures of 5 to 9 degrees above normal caused the Major Heat Risk category to be reached the first eight days of July. High temperatures at the Tucson International Airport ranged from 107 to 110 degrees. While just shy of record levels, 110 was reached on July 2, 3, 6 and 7. The Pima County Medical Examiner determined that heat was the primary cause of death for one individual outside of a commercial building in Littletown. Heat was determined to be a contributing factor for 6 other individuals in Tucson. Three individuals who suffered from heart disease were found in their homes with A/C that had failed or was not on. Three others were found outdoors with complicating factors stemming from drug toxicity.
Other notable excessive heat events in Arizona
Source: NOAA/NCEI Storm Events Database. Deaths and injuries are those NOAA classifies as direct. Damage is the reporting office's estimate at the time and is not inflation-adjusted. This is a catalogue record, not a forecast.